21Iot Ser
21Iot Ser
21Iot Ser is a A-type (White) star. It carries the designation 21Iot Ser.
Located approximately 190.1 light-years from Earth, 21Iot Ser resides within the broader disk of our Milky Way galaxy.
21Iot Ser is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
With an apparent magnitude of +4.51, 21Iot Ser sits near the limit of naked-eye visibility. It can be glimpsed without optical aid under dark skies, but binoculars will make observation much easier. Observers will note its blue-white hue, which corresponds to a B-V color index of +0.062.
Physical Properties
| Spectral Class | Class A — A-type (White) |
| Color Index (B−V) | 0.062 |
Observation
| Apparent Magnitude | +4.51 |
| Absolute Magnitude | 0.68 |
| Distance | 190 ly |
Position
| Right Ascension | 15h 41.55m |
| Declination | 19° 40.22′ |
Frequently Asked Questions
What type of star is 21Iot Ser?
21Iot Ser is a Class A — A-type (White) star.
How far is 21Iot Ser from Earth?
21Iot Ser is approximately 190.1 light-years from Earth.
Can you see 21Iot Ser with the naked eye?
With an apparent magnitude of 4.51, 21Iot Ser is visible to the naked eye.